

import java.util.Arrays;
import java.util.Comparator;
import java.util.Scanner;

public class Main02{

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		PersonSortable2[] p = new PersonSortable2[n];
		for (int i = 0; i < n; i++) {
			PersonSortable2 pp = new PersonSortable2(sc.next(), sc.nextInt());
			p[i] = pp;
		}
		Arrays.sort(p,new NameComparator());
		System.out.println("NameComparator:sort");
		for (PersonSortable2 personSortable2 : p) {
			System.out.println(personSortable2);
		}
		//AgeComparator:sort
		Arrays.sort(p,new AgeComparator());
		System.out.println("AgeComparator:sort");
		for (PersonSortable2 personSortable2 : p) {
			System.out.println(personSortable2);
		}
		System.out.println(Arrays.toString(NameComparator.class.getInterfaces()));
		System.out.println(Arrays.toString(AgeComparator.class.getInterfaces()));
		sc.close();
	}

}

class PersonSortable2 {
	private String name;
	private int age;

	public PersonSortable2(String name, int age) {
		this.name = name;
		this.age = age;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public int getAge() {
		return age;
	}

	public void setAge(int age) {
		this.age = age;
	}

	@Override
	public String toString() {
		return name + "-" + age;
	}

}

class  NameComparator implements Comparator<PersonSortable2> {
	@Override
	public int compare(PersonSortable2 o1, PersonSortable2 o2) {
		return o1.getName().compareTo(o2.getName());
	}

}

class AgeComparator implements Comparator<PersonSortable2> { 
	@Override
	public int compare(PersonSortable2 o1, PersonSortable2 o2) {
		return o1.getAge()-o2.getAge();
	}

}
